In a time when interracial relationships were prohibited in much of the United States, reports of seventeen-year-old samurai Tateishi Onojirō and his rising count of love letters made headlines across America. Examining how the Japanese, at a politically and culturally turbulent time in both nations’ histories, complicated the building of American hierarchies of race, masculinity, and power alters the parallel narratives of Japanese “opening” and U.S.-Japan diplomacy to reveal the influence of samurai on Southern print culture and intellectual history during the antebellum period.